CA

Chi Hyung Ahn

Samsung: 3 patents #2,200 of 15,403Top 15%
KI Korea Railroad Research Institute: 1 patents #1 of 31Top 4%
Overall (2018): #48,010 of 503,207Top 10%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10084565 Apparatus and method for protecting communication device of railroad car Jung Tai Kim, Jae Hee Kim, Seh Chan Oh, Kyeong Jun Ko, Sung Soo Park +2 more 2018-09-25
9984814 Wireless power transmitter, wireless power relay apparatus, and wireless power receiver Keum Su Song, Sang Wook Kwon, Ki Young Kim, Nam Yun Kim, Dong Zo Kim +5 more 2018-05-29
9985458 Method of power transmitting unit (PTU) for determining location of power receiving unit (PRU), and PTU employing the method Bong Chul Kim, Sang Wook Kwon, Ki Young Kim, Dong Zo Kim, Yun Kwon Park +4 more 2018-05-29
9882392 Method of controlling impedance matching with respect to multiple targets in wireless power transmission system, and wireless power transmission system adopting the method Nam Yun Kim, Sang Wook Kwon, Hyuk-Choon Kwon, Ki Young Kim, Dal Hoi Shim 2018-01-30